diff --git a/modules/lang-painless/src/yamlRestTest/resources/rest-api-spec/test/painless/130_script_fields_profile.yml b/modules/lang-painless/src/yamlRestTest/resources/rest-api-spec/test/painless/130_script_fields_profile.yml
index beaf597dd768c..d0adcb2851e23 100644
--- a/modules/lang-painless/src/yamlRestTest/resources/rest-api-spec/test/painless/130_script_fields_profile.yml
+++ b/modules/lang-painless/src/yamlRestTest/resources/rest-api-spec/test/painless/130_script_fields_profile.yml
@@ -44,6 +44,11 @@ setup:
   - skip:
       features: "contains"
 
+  - do:
+      indices.forcemerge:
+        index: test_fetch_profile
+        max_num_segments: 1
+
   - do:
       search:
         index: test_fetch_profile